.w {
  max-width: 2560px;
  margin: 0 auto;
}
header {
  min-width: 1060px;
}
:root {
  --layout-padding: 140px;
}
.header {
  position: relative;
  justify-content: center;
  display: flex;
  min-width: 1060px;
  height: clamp(155px, 20vh, 255px);
}
.header .header-background {
  position: absolute;
  object-fit: cover;
  min-width: 1060px;
  width: 100%;
  height: 100%;
}
.header .header-background img {
  max-width: 100%;
  height: 100%;
  object-fit: inherit;
}
.header .header-bar {
  position: absolute;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-shrink: 0;
  width: 100%;
  min-width: 1060px;
  height: 4rem;
  padding: 0 24px;
  box-sizing: border-box;
}
.header .header-bar .header-left {
  display: flex;
  align-items: center;
  min-width: 423px;
  margin-right: 30px;
}
.header .header-bar .header-left li {
  line-height: 64px;
  height: 64px;
  font-size: 14px;
}
.header .header-bar .header-left li a {
  display: flex;
  align-items: center;
  width: 100%;
  margin-right: 10px;
  color: #fff;
}
.header .header-bar .header-left li a .download {
  margin: 0 0.375rem;
}
.header .header-bar .header-left li a .new-icon {
  width: 1.0625rem;
  height: 0.875rem;
  background: url('images/下载.png') no-repeat;
  background-size: cover;
}
.header .header-bar .header-left li .first-icon svg {
  margin-right: 6px;
}
.header .header-bar .header-center {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
}
.header .header-bar .header-center .header-search {
  display: flex;
  align-items: center;
  width: 100%;
  max-width: 500px;
  min-width: 254px;
  height: 2.5rem;
  padding: 0 0.25rem;
  background-color: #DADBDE;
  border-radius: 8px;
}
.header .header-bar .header-center .header-search:hover {
  background-color: #fff;
}
.header .header-bar .header-center .header-search .search-left {
  flex: 1;
  height: 2rem;
  line-height: 2rem;
  padding: 0 0.5rem;
}
.header .header-bar .header-center .header-search .search-left input {
  width: 100%;
  height: 1.25rem;
}
.header .header-bar .header-center .header-search .search-right {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 2rem;
  height: 2rem;
  border-radius: 6px;
  transition: background-color 0.5s;
}
.header .header-bar .header-center .header-search .search-right:hover {
  background-color: #E3E5E7;
}
.header .header-bar .header-right {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 30.375rem;
  height: 2.453125rem;
  margin-left: 30px;
  font-size: 14px;
  color: #fff;
}
.header .header-bar .header-right li {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  min-width: 2.1875rem;
  height: 2.4375rem;
}
.header .header-bar .header-right li svg {
  margin-bottom: 2px;
}
.header .header-bar .header-right li span {
  font-size: 13px;
}
.header .header-bar .header-right li .header-login {
  height: 2.25rem;
  width: 2.25rem;
  text-align: center;
  line-height: 2.25rem;
  background-color: #00AEEC;
  border-radius: 50%;
}
.header .header-bar .header-right li:last-child {
  height: 2.125rem;
}
.header .header-bar .header-right li:last-child .header-upload {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 5.625rem;
  min-width: 34px;
  height: 100%;
  margin-left: 1rem;
  background-color: #FB7299;
  border-radius: 8px;
}
@media (max-width: 1200px) {
  .header .header-bar .header-right li:last-child .header-upload .header-upload {
    width: auto;
  }
}
.header .header-bar .header-right li:last-child .header-upload svg {
  margin-right: 5px;
}
.header .header-logo {
  position: absolute;
  left: 56px;
  bottom: 0;
  z-index: 1;
}
.header .header-logo a {
  display: inline-block;
  width: 11.25rem;
  margin-bottom: 10px;
}
.header .header-logo a img {
  width: 162px;
  height: 78px;
}
.header-channel {
  display: flex;
  align-items: center;
  width: 100%;
  max-width: 2260px;
  min-width: 1020px;
  height: 6.875rem;
  margin: 0 clamp(20px, 3.75rem, 60px);
}
.header-channel .channel-icons {
  display: flex;
}
.header-channel .channel-icons .channel-icons-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin-right: clamp(10px, 24px, 30px);
  font-size: 13px;
  color: #18191c;
}
.header-channel .channel-icons .channel-icons-item .icons-item-dynamic,
.header-channel .channel-icons .channel-icons-item .icons-item-popular {
  display: flex;
  justify-content: center;
  align-items: center;
  width: clamp(40px, 3rem, 46px);
  height: clamp(40px, 3rem, 46px);
  margin-bottom: 6px;
  border-radius: 50%;
}
.header-channel .channel-icons .channel-icons-item .icons-item-dynamic {
  background-color: #FF9A24;
}
.header-channel .channel-icons .channel-icons-item .icons-item-popular {
  background-color: #F07775;
}
.header-channel .right-channel-container {
  flex: 1;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.header-channel .right-channel-container .channel-items-left {
  display: grid;
  gap: 10px;
  width: 100%;
  grid-template-columns: repeat(11, 1fr);
  grid-template-rows: repeat(2, 1fr);
  padding-right: clamp(20px, 3rem, 30px);
  border-right: 1px solid #e3e5e7;
}
.header-channel .right-channel-container .channel-items-left a {
  display: flex;
  justify-content: center;
  align-items: center;
  box-sizing: border-box;
  max-width: 82px;
  min-width: 72px;
  width: 100%;
  height: clamp(22px, 2rem, 26px);
  border-radius: 6px;
  background-color: #F6F7F8;
  letter-spacing: 2px;
  line-height: 1;
}
.header-channel .right-channel-container .channel-items-right {
  display: grid;
  grid-template-columns: repeat(3, auto);
  grid-template-rows: repeat(2, 1fr);
  row-gap: 10px;
}
.header-channel .right-channel-container .channel-items-right a {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  height: clamp(28px, 28px, 40px);
}
.header-channel .right-channel-container .channel-items-right a svg {
  width: 20px;
  height: 20px;
  margin-right: 4px;
}
@media (max-width: 1200px) {
  .header-right li span {
    display: none;
  }
  .header .header-bar .header-right li:last-child .header-upload {
    width: auto;
  }
}
@media (max-width: 1099.9px) {
  .header-channel .right-channel-container .channel-items-left {
    grid-template-columns: repeat(9, 1fr);
  }
  .channel-items-left a:nth-child(n + 19) {
    display: none !important;
  }
}
@media (min-width: 1367px) and (max-width: 1700.9px) {
  .header-channel .right-channel-container .channel-items-left {
    grid-template-columns: repeat(11, 1fr);
  }
}
@media (min-width: 1701px) and (max-width: 2199.9px) {
  .header-channel .right-channel-container .channel-items-left {
    grid-template-columns: repeat(12, 1fr);
  }
}
@media (min-width: 2200px) {
  .header-channel .right-channel-container .channel-items-left {
    grid-template-columns: repeat(14, 1fr);
  }
}
@media (max-width: 1100px) {
  .channel-items-right svg {
    display: none;
  }
}
